During the late Cretaceous period, more than 65 million years ago, birds belonging to hundreds of different species flitted around the dinosaurs and through the forests as abundantly as they flit about our woods and fields today. […]

An international team of scientists from the Max Planck Institute for Ornithology and the University of Oxford has revealed that New Caledonian crows are able to create tools by combining two or more otherwise non-functional elements, an ability so far observed only in humans and great apes. […]

For more than 2 million years, the native forests on the South Pacific islands of Guam and Rota were home to several thousand crows, members of a species found nowhere else on Earth. But over the last 60 years, the Mariana crow—called the Aga in the Chamorro language—has completely disappeared from the island of Guam and rapidly declined on neighboring Rota. Today there are only about 175 Aga left on the planet. […]